<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>day01.html</title>
    <link rel="stylesheet" href="../css/2501.css">
    <script src="../js/2501.js"></script>
</head>

<body>
        <a id="aLamp" href="https://baike.baidu.com/item/%E7%81%AF/3138010" target="_blank" title="灯">
            <img id="lamp" src="../img/2501.png" alt="灯">
        </a>
        <br>
        <input type="button" value="开关" onclick="lampSwitch()">
        <br>
        <input type="text" id="name" onfocus="conversion(0)" onblur="conversion(1)">
        <br>
        <input type="checkbox" name="use">C/C++
        <input type="checkbox" name="use">Java
        <input type="checkbox" name="use">Python
        <input type="checkbox" name="use">Html
        <br>
        <input type="button" value="反选" onclick="rollback()">
        <br>
</body>
</html>